stem apex的例句大全

Growing Mechanisms of Stem Apex and Cumulation Trend of Polysaccharide of Dendrobium Candidum and D. Loddigesii

铁皮石斛与美花石斛茎尖生长机理及其多糖累积规律研究

The nutritional components and microelements in stem apex of sweet potato from seven different varieties were determined in this experiment, and comparison with common vegetable was also made.

对7个不同品种的甘薯茎尖进行了营养成分和微量元素的测定，并且与常见蔬菜进行了对比。

Chromosome Karyotype Analysis Of Stem Apex from Transformed with Foreign DNA mutant D_1 Generation Tobacco

外源DNA导入烤烟后变异株D1代茎尖染色体核型分析

The main factors which influence the callus induction, differentiation, rooting and transplant of Chinese cephalotaxus sinensis from stem apex and spire is studied. The plant regeneration system has been established.

以中国粗榧（Chinesecephalotaxussinensis）茎尖、幼叶为外植体材料进行愈伤组织诱导，分化及再生苗的生根、移栽的主要影响因素，建立了中国粗榧的再生体系。

Study on Stem Apex Tissue Culture of Zingiber officinale Rosc. and the Control of Contamination Rate

生姜茎尖组织培养和污染率控制的研究

Analysis of Key Factor on the Stem Apex Detoxification Culture of Potato

马铃薯茎尖脱毒培养关键因子分析

The content of Calmodulin ( CaM) in stem apex went up gradually before the inflorescence differentiation and reached a peak after one week of the inflorescence differentiation, then went down during curd formation.

茎端钙调素（CaM）含量在花序分化前逐渐上升，分化1周时达到高峰，花球发育和膨大过程中逐渐下降。

Effects of Nutrient Application in Tomato Seedling Stage on Materials in Stem Apex of and Occurrence of Malformed Fruit

番茄苗期营养及其幼苗茎尖物质含量与畸形果发生的关系

The result showed that stem apex of sweet potato had various nutritional components which were higher in content than those in common vegetables except total sugar with lower level;

结果表明，甘薯茎尖的营养成分齐全，除总糖含量较低外，其它成分含量均较常见蔬菜要高；

Tissue culture of stem apex and shoot rapid propagation of ginger

姜茎尖的离体培养与试管苗快繁

On the feasible regrowth condition, leaf and stem apex can attain large cluster bud from In Vitro Grape Plantlets.

2在适宜的再生条件下，葡萄试管苗各器官中，叶片和茎尖是获得再生丛生芽的最佳外植体。

Virus-elimination efficiency could also be improved by combining hot air [ ( 38 ± 1)℃] treatment with stem apex culture.

（38±1）℃热空气处理后切取茎尖培养也能提高脱毒效果。

The extracts of several Chinese medicinal herbs were separately added into the improved MS culture medium to study the effects on the growth of grape stem-apex in vitro.

在改良MS培养基中加入几种中草药剂处理，研究对葡萄茎尖组培苗生长势的影响。

Research on Stem-apex Meristem Culture and Rapid Reproduction Technology of Sweet Potato.

脱毒马铃薯苗的快速繁殖技术.

leaves alternate, crowded at apex of stem, sessile or shortly petiolate;

叶互生，密集的在茎先端，无梗或具短叶柄；

leaves 3, verticillate at apex of stem, palmately compound;

叶3，轮生的在茎先端，掌状复叶；

inflorescence cymose, either lax or often much congested and restricted to apex of stem, usually several flowered.

聚伞状的花序，或者在茎，通常数朵花的先端非常密集和局限分布于的疏松的或通常。

cymes 1-1. 5 cm, densely short appressed pubescent, usually 2 or 3 borne at apex of stem.

聚伞花序1-1.5厘米，短贴伏短柔毛，忍受在茎先端的2或3的通常的浓密。

stem thick, obtusely angulate, densely pubescent; bracts long, 4-6 mm, apex long pointed.

茎厚，钝具棱，密被短柔毛；苞片长，4-6毫米，先端长尖的。